title: The Ayerst Award Lecture 1981/La Conférence Ayerst 1981.
mesh_terms: D001105:Archaea / Q000235:genetics; D001483:Base Sequence; D005075:Biological Evolution; D000458:Cyanobacteria / Q000235:genetics / Q000502:physiology; D004247:DNA / Q000502:physiology; D004579:Electron Transport; D004777:Environment; D005786:Gene Expression Regulation; D008928:Mitochondria / Q000032:analysis; D008967:Molecular Biology / Q000639:trends*; D010101:Oxygen Consumption; D010641:Phenotype; D010788:Photosynthesis; D012335:RNA, Ribosomal / Q000032:analysis; D000461:Rhodophyta / Q000235:genetics
chemical_list: D012335:RNA, Ribosomal; D004247:DNA